Feeling down lately? It could be the music you’re listening to.
##
## Call:
## lm(formula = valence ~ release_year, data = tracks_subset)
##
## Residuals:
## Min 1Q Median 3Q Max
## -0.56939 -0.18935 0.04282 0.20834 0.42216
##
## Coefficients:
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 6.2769123 0.9542633 6.578 7.59e-11 ***
## release_year -0.0028486 0.0004807 -5.926 4.24e-09 ***
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
## Residual standard error: 0.2451 on 1028 degrees of freedom
## Multiple R-squared: 0.03303, Adjusted R-squared: 0.03209
## F-statistic: 35.11 on 1 and 1028 DF, p-value: 4.238e-09